def test_generic_sort(self):
generic = GenericSort()
generic.variable('x')
sort = Sort('sort')
sort.operation('op_gen', (generic, generic))
sort.operation('const', ())
sort2 = Sort('sort2')
sort2.operation('const', ())
r = RewriteRule(sort.op_gen(generic.x(), generic.x()), generic.x())
t1 = r.apply(sort.op_gen(sort2.const(), sort2.const()))
self.assertEqual(t1, sort2.const())
t2 = r.apply(sort.op_gen(sort2.const(), sort.const()))
self.assertEqual(t2, sort.op_gen(sort2.const(), sort.const()))
# Observers.
kv_map.operation('get', (kv_map, generic))
kv_map.operation('isempty', (kv_map, ), boolean)
# Modifiers.
kv_map.operation('delete', (kv_map, generic))
# Operations for the generic sort.
generic.operation('equal', (generic, generic))
# ---------- Variables ---------- #
kv_map.variable('m')
kv_map.variable('n')
# Generic variables for map keys.
generic.variable('k')
generic.variable('l')
# Generic variables for map values.
generic.variable('v')
generic.variable('w')
# ---------- Rewrite rules ---------- #
# isempty(empty) -> true.
kv_map.rewrite_rule(
kv_map.isempty(kv_map.empty()),
# ->
boolean.true())
# isempty(empty, add(m, k, v)) -> false.
kv_map.rewrite_rule(
def test_variable(self):
generic = GenericSort()
generic.variable('x')
self.assertEqual(type(generic.x), Variable)
self.assertEqual(type(generic.x()), Term)